New
Jersey - see state code, Title 39, Sections 39:3-46 thru
39:3-65. In particular, 39:3-47c states: "No person
shall alter the equipment or performance of equipment of any vehicle
which has been approved at an official inspection station designated by
the commissioner with intent to defeat the purpose of such inspection,
and no person shall drive or use any vehicle with equipment so
altered."

South
Carolina - see state code, Title 56, sections 56-5-4480 thru
56-5-4840. In particular, 56-5-4840 states: "It shall
be unlawful for any person to sell, offer for sale or use any device or
equipment which tends to change the original design or performance of
any head lamps or any other lamps or reflectors required by law to be
attached to motor vehicles, trailers or semitrailers unless the
equipment or device has been approved by the director of the
department."

Texas
- adopts FMVSS No. 108. They also have a page that deals with
aftermarket lighting products (click
here).

This site is not affiliated
with any Federal, State, or Local organization. The goal is to be
as factual as possible, however, the views expressed on this site are
the opinions of the author and should not be used to determine the
legality of motor vehicle equipment in accordance with Federal
laws. If you require a legal
interpretation of your specific situation concerning FMVSS No. 108,
you should contact the National Highway Traffic Safety Administration's Office
of Chief Counsel.